The Glasgow flanker was the only uncapped member of Scotland's World Cup squad and made his debut in the loss to New Zealand.
He is sure to be an international regular for many years to come and, despite strong competition in the back row, coach Frank Hadden will find it hard to leave him out.
Fearless in the tackle, Barclay is also a potent attacking threat and can boast an impressive turn of pace for his size.
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